diff options
Diffstat (limited to 'target/linux/goldfish/patches-2.6.30/0088-Input-Use-monotonic-time-for-event-time-stamps.patch')
| -rw-r--r-- | target/linux/goldfish/patches-2.6.30/0088-Input-Use-monotonic-time-for-event-time-stamps.patch | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/target/linux/goldfish/patches-2.6.30/0088-Input-Use-monotonic-time-for-event-time-stamps.patch b/target/linux/goldfish/patches-2.6.30/0088-Input-Use-monotonic-time-for-event-time-stamps.patch new file mode 100644 index 0000000000..6ca183ca71 --- /dev/null +++ b/target/linux/goldfish/patches-2.6.30/0088-Input-Use-monotonic-time-for-event-time-stamps.patch @@ -0,0 +1,31 @@ +From 474db0e1425f8da03a7d49ebba1602efa503c73f Mon Sep 17 00:00:00 2001 +From: =?utf-8?q?Arve=20Hj=C3=B8nnev=C3=A5g?= <arve@android.com> +Date: Fri, 17 Oct 2008 15:28:08 -0700 +Subject: [PATCH 088/134] Input: Use monotonic time for event time stamps. +MIME-Version: 1.0 +Content-Type: text/plain; charset=utf-8 +Content-Transfer-Encoding: 8bit + +Since wall time can jump backwards, it cannot be used to determine if one +event occured before another or for how long a key was pressed. + +Signed-off-by: Arve Hjønnevåg <arve@android.com> +--- + drivers/input/evdev.c | 5 ++++- + 1 files changed, 4 insertions(+), 1 deletions(-) + +--- a/drivers/input/evdev.c ++++ b/drivers/input/evdev.c +@@ -74,8 +74,11 @@ static void evdev_event(struct input_han + struct evdev *evdev = handle->private; + struct evdev_client *client; + struct input_event event; ++ struct timespec ts; + +- do_gettimeofday(&event.time); ++ ktime_get_ts(&ts); ++ event.time.tv_sec = ts.tv_sec; ++ event.time.tv_usec = ts.tv_nsec / NSEC_PER_USEC; + event.type = type; + event.code = code; + event.value = value; |